6.12-stable review patch. If anyone has any objections, please let me know.
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From: Danny Wang Danny.Wang@amd.com
[ Upstream commit ad335b5fc9ed1cdeb33fbe97d2969b3a2eedaf3e ]
[WHY&HOW] The user closed the lid while the system was powering on and opened it again before the “apply_seamless_boot_optimization” was set to false, resulting in the eDP remaining blank. Reset the “apply_seamless_boot_optimization” to false when dpms off.
Reviewed-by: Nicholas Kazlauskas nicholas.kazlauskas@amd.com Signed-off-by: Danny Wang Danny.Wang@amd.com Signed-off-by: Tom Chung chiahsuan.chung@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/dc/core/dc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index bdcbebd5722d4..426912d82179c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -3132,7 +3132,7 @@ static void update_seamless_boot_flags(struct dc *dc, int surface_count, struct dc_stream_state *stream) { - if (get_seamless_boot_stream_count(context) > 0 && surface_count > 0) { + if (get_seamless_boot_stream_count(context) > 0 && (surface_count > 0 || stream->dpms_off)) { /* Optimize seamless boot flag keeps clocks and watermarks high until * first flip. After first flip, optimization is required to lower * bandwidth. Important to note that it is expected UEFI will